16451-2311 LDS 4690 AB (15 Oph)

16^h 45^m 08.68^s -23° 11' 02.3" P.A. 57.00 sep 105.7 mag 7.03,17.50 Sp F3V dist. 92.42 pc (301.47 l.y.)

Coord 2000	16451-2311	Discov num	LDS4690	Comp	AB	Coord arcsec 2000	16 45 08.68 -23 11 02.3
Date first	1960	Date last	2015	Obs	4
Pa first	58	Pa last	56.6	P.A. Now (θ)	56.6°
Sep first	105.0	Sep last	105.746	Sep. Now (ρ)	105.746"
Mag pri	7.03	Mag sec	17.50	delta mag (ΔM)	10.47	Spectral class	F3V (yellow-white)
Pri motion ra	-019	Sec motion ra	+004
Pri motion dec	-026	Sec motion dec	-011
Notes	W

rPM=0.853

This double is not physical.

16451-2311 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	15 Oph	184607	16 45 09 -23 11 02	LDS 4690 AB	2015	4	57	105.7	7.03	17.50	10.47		<===
Show			16 45 15 -23 10 05	LDS 4690 BC	2015	4	257	10.6	17.50	19.80	2.30

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	15 Oph	Constellation	Ophiuchus	SAO	184607	HIP	82007
Tycho2	6809-00555-1	Gaia DR2	6047978474412802176	HD	150937	GC	22527
BD	BD-22 4205	CD	CD-2211622	CP	CP-22 6229	Flamsteed	15 Ophiuchi
Flamsteed name	15 Oph	Distance	92.42	Distance ly	301.47

WDS 16451-2311 LDS 4690 AB (15 Oph) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16451-2311	LDS4690	AB	1998	2	57	105.4	7.50	17.50		D	164508.68-231102.3
16451-2311	LDS4690	AB	1999	3	57	105.1	7.50	17.50		D	164508.68-231102.3
16451-2311	LDS4690	AB	2015	4	57	105.7	7.03	17.50	F3V	W	164508.68-231102.3

If you need more information about this double, apply for a data request form to the WDS.

WDS 16451-2311 LDS 4690 AB (15 Oph) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16451-2311 LDS 4690 AB (15 Oph) : MEASURES

No records found.

WDS 16451-2311 (15 Oph) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 16451-2311 (15 Oph) : ALADIN DSS IMAGE @ 16^h 45^m 08.68^s -23° 11' 02.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16451-2311 LDS 4690 AB (15 Oph) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		16451-2311	LDS4690	AB	57	105.7
Show		16451-2311	LDS4690	BC	257	10.6	2
Show		16465-2238	B 1827		23	3.5	39
Show		16425-2341	B 312		199	0.6	48
Show		16492-2243	ARA1812	AB	285	14.0	63
Show		16492-2243	LAF 135	AC	264	1.5	63
Show		16492-2243	LAF 135	AD	28	7.2	63
Show		16492-2243	LAF 135	AE	154	13.2	63
Show		16500-2327	RST3045		319	1.1	69
Show		16494-2354	LDS6316		83	6.4	72
Show		16415-2218	UC 3209		71	11.8	74
Show		16403-2354	HDS2365	AB	228	1.1	80
Show		16403-2354	FGL 4	AC	55	1.5	80
Show		16482-2432	HJ 1294		128	25.6	92
Show		16383-2254	HDS2356		257	1.1	96
Show		16386-2408	B 311		239	5.5	107
Show		16535-2310	HDS2390		331	1.0	115
Show		16471-2510	LDS4692		354	11.2	122
Show		16377-2203	LDS4681	AB	96	117.9	124
Show		16377-2203	LDS4681	Aa,Ab	169	1.5	124
Show		16514-2450	B 2397		311	0.1	131
Show		16397-2500	JKS 12		333	24.2	133
Show		16355-2250	LDS4678		135	6.0	135
Show		16538-2415	BRT3035		173	4.0	135
Show		16524-2442	HJ 4891		137	10.8	135
Show		16548-2331	LSC 68		167	0.1	136
Show		16519-2120	RSS 419		164	18.1	146
Show		16547-2203	BU 123		197	1.4	149
Show		16436-2042	HDS2374		171	0.4	151
Show		16384-2514	HJ 1292	AB	245	23.3	154
Show		16384-2514	ABH 87	AD	52	61.9	154
Show		16384-2514	ABH 87	AE	321	68.6	154
Show		16384-2514	ABH 87	AF	232	111.8	154
Show		16384-2514	ABH 87	AG	113	45.6	154
Show		16384-2514	ABH 87	AH	123	9.8	154
Show		16384-2514	HJ 1292	BC	131	14.5	154
Show		16550-2431	B 323		79	0.4	157
Show		16552-2429	HO 408		250	5.0	159
Show		16568-2309	BU 1117		304	1.0	161
Show		16447-2029	ARA1119		193	6.4	162
Show		16426-2030	UC 3214		185	9.2	165
Show		16425-2021	ARA1118		106	9.0	174
Show		16359-2510	RST3033		146	0.6	174
Show		16555-2134	BU 241		31	0.3	174
Show		16523-2536	SEE 291		356	2.8	175
Show		16579-2323	NSN 138		163	1.0	176
Show		16339-2149	ARA1495		243	11.6	176
Show		16406-2025	OCC 49		-1	0.1	179
Show		16358-2518	TDS9992		65	0.5	180
Show		16484-2606	RST3043		206	1.3	181
Show		16575-2211	BRT1498		121	4.8	181

WDS 16451-2311 : COMPONENTS

	A	B
B	pa=56.7° sep=105.21"
C	pa=54.8° sep=95.99"	pa=255.8° sep=9.81"

16451-2311 A

Name	15 Oph	Coord arcsec 2000	164508.68-231102.3	Mag	7.03	Spectral class	F3V (yellow-white)
PmRA	-19.00	PmDE	-26.0	SAO	184607	HIP	82007
Tycho2	6809-00555-1	HD	150937	GC	22527	BD	BD-22 4205
CD	CD-2211622	CP	CP-22 6229	Flamsteed	15 Ophiuchi	Flamsteed name	15 Oph

Tycho2

Tycho2	6809-00555-1	Pflag		RAmdeg	251.28612077	DEmdeg	-23.18403804
PmRA	-20.0	PmDE	-27.4	E RAmdeg	4	E DEmdeg	4
E pmRA	0.7	E pmDE	0.7	EpRAm	1991.02	EpDEm	1990.55
Num	23	Q RAmdeg	0.8	Q DEmdeg	1.0	Q pmRA	0.7
Q pmDE	1.1	BTmag	7.494	E BTmag	0.015	VTmag	7.032
E VTmag	0.010	Prox	999	TYC	T	HIP	82007
CCDM		RAdeg	251.28617056	DEdeg	-23.18397056	EpRA 1990	1.73
EpDE 1990	1.14	E RAdeg	3.5	E DEdeg	4.3	Posflg
Corr	0.2

SAO

SAO	184607	DelFlag		RA1950		PmRA1950	-0.0019
DE1950		PmDE1950	-0.021	Vmag	6.9	SpType	F5
Double code		Source	70	CatNum	22527	DM	BD-22 4205
DMcomp		BDsup		HD	150937	M HD	0
GC	22527	RA1950rad	4.37262784	DE1950rad	-0.4030405	PmRA2000	-0.0019
PmDE2000	-0.019

Hipparcos

Catalog	H	HIP	82007	Proxy		RAhms	16 45 08.68
DEdms	-23 11 02.3	Vmag	6.98	VarFlag		R Vmag	H
RAdeg	251.286	DEdeg	-23.184	AstroRef		Plx	10.46
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag	G	Source		Qual		M HIP
Theta		Rho		HD	150937	BD	BD-22 4205
CD	CD-2211622	CP	CP-22 6229	Dm number	-22 4205	VIred	0.5
SpType	F3V	R SpType		Coord arcsec 2000	164508.68-231102.3

Hipparcos 2

HIP	82007	Sn	1	So	1	Nc	1
RArad	4.3857711106	DErad	-0.404636629	Plx	10.82	PmRA	-18.68
PmDE	-26.01	E RArad	1.02	E DErad	0.55	E Plx	1.14
E pmRA	1.37	E pmDE	0.77	Hpmag	7.081	E Hpmag	0.0006
SHp	0.006	VA	0	BV	0.446	E BV	0.006
VI	0.52

16451-2311 B

Coord arcsec 2000	164515.06-231004.6		Coord calc	164515.06-231004.6		Mag	17.5		PmRA	-41.00
PmDE	-32.0		Calc delta mag	10.47

16451-2311 C

Coord arcsec 2000

164514.37-231007.0

Mag

19.8

Calc delta mag

12.77

Calc coord

yes